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Author10 Posts
  #1


A 24-year-old male presents to the emergency room with hypertension, tachycardia, an elevated body

temperature, diaphoresis, mydriasis, and severe agitation. His mother reports that he uses illicit drugs, although

she is not sure which kind. Which of the following agents is the most appropriate therapy for this patient?



A. Atropine

B. Flumazenil

C. Fluoxetine

D. Labetalol

E. Naloxone

F. Physostigmine


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  #2

D. Labetalol .it's amphetamin


  #3

correct

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  #4

I think the toxicity is due to Atropine like drugs. And so I think the answer is Physostigmine.


  #5

atropine and like drugs do not cause diaphoresis

  #6

atropine--dry as bone, red as beet, etc wasnt it. also HTN goes against atropine. problably amphetamine more likely. wud explain cardio effects, mydriasis and diaphoresis.

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  #7

Posted: Jul 22, 06 - 12:07 #15
while on the topic wanted to add this little but valuable point...
The best way to distinguish stimulant from anticholinergic overdose is the




skin
sweaty with stimulants
dry with anticholinergics


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http://www.prep4usmle.com/forum/comments.php?id=3...

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  #8

it is not necessarily Amphetamine, this can be any CNS stimulant :Amphetamine, extasy, cocain, etc. for all cases the treatment is the same.


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  #9

firstly thanx a lot lim for ur prayers.. i really do need them..and any time someone contributes, it means a lot...

Just to summarize the 2 step question

it asks about toxicity of a potential agent. u have to guess the toxicity and give them an answer to its treatment.

first step--u dxed CNS stimulant toxicity...and its sympathetic stimulation

second--u prescribe a remedy...b blocker





Edited by study_ing on 08/10/06 - 10:19 PM

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  #10

oh..my gosh.the question was what therapy he needs.

i just skip the q,and...i thought what cause those sxs. i did keep guessing from Geroo's post,'it's amphetamine' and thought why Labetalol does that sxs?

thanks,study_ing by PM

p.s>i deleted some of my posts.




Edited by Lim on 08/10/06 - 10:21 PM

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